Weather archive in Washington / Dulles (airport)

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Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2026 September 1, Tuesday	23	28.9 84	753.4 29.66 1004.45 1004.45	761.4 29.98 1015.12 1015.12	1.1 0.04 1.47 1.47	61		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas								2000-2500 6562-8202			16.0 9.9	20.6 69
	20	30.6 87	752.3 29.62 1002.98 1002.98	760.3 29.93 1013.65 1013.65	-0.3 -0.01 -0.4 -0.4	61	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				23.3 74	34.4 94			1500-2000 4921-6562			16.0 9.9	22.2 72
	17	33.9 93	752.6 29.63 1003.38 1003.38	760.6 29.94 1014.05 1014.05	-1.0 -0.04 -1.33 -1.33	49	Wind blowing from the south-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas								1500-2000 4921-6562			16.0 9.9	21.7 71
	14	33.9 93	753.6 29.67 1004.72 1004.72	761.6 29.98 1015.38 1015.38	-1.0 -0.04 -1.33 -1.33	50	Wind blowing from the west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				23.9 75	33.9 93			1500-2000 4921-6562			16.0 9.9	22.2 72
	11	31.7 89	754.6 29.71 1006.05 1006.05	762.7 30.03 1016.85 1016.85	-0.3 -0.01 -0.4 -0.4	57	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	22.2 72
	08	23.9 75	754.9 29.72 1006.45 1006.45	763.0 30.04 1017.25 1017.25	0.6 0.02 0.8 0.8	94	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas				23.3 74				2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	22.8 73
	05	23.3 74	754.3 29.7 1005.65 1005.65	762.6 30.02 1016.72 1016.72	-0.6 -0.02 -0.8 -0.8	94	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	22.2 72
	02	23.9 75	754.9 29.72 1006.45 1006.45	763.0 30.04 1017.25 1017.25	-0.7 -0.03 -0.93 -0.93	94	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas				23.3 74	30.0 86			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	22.8 73